body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    padding: 20px;
}

.back-link {
    position: absolute;
    top: 20px;
    left: 20px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 6px;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.back-link:hover {
    background: #eee;
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 20px;
}

.list-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.add-container {
    text-align: center;
}

input {
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

input:focus {
    outline: none;
    border-color: #4caf50;
}

button {
    padding: 12px 20px;
    background-color: #4caf50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

button:hover {
    background-color: #45a049;
}

ul {
    list-style: none;
}

li {
    font-size: 16px;
    padding: 12px;
    border-bottom: 1px solid #eee;
    text-align: center;
}

li:last-child {
    border-bottom: none;
}

.delete-btn {
    background-color: #f44336;
    padding: 8px 12px;
    font-size: 14px;
    margin-left: 15px;
}

.delete-btn:hover {
    background-color: #da190b;
}